APA ציטוט

Porter, D. (2007). Frommer's Norway. Hoboken: Wiley Publishing, Inc.

Trích dẫn kiểu Chicago

Porter, Darwin. Frommer's Norway. Hoboken: Wiley Publishing, Inc, 2007.

ציטוט MLA

Porter, Darwin. Frommer's Norway. Hoboken: Wiley Publishing, Inc, 2007.